I remained quiet for a moment and then honestly replied: "Actually I'd prefer those white ones you're wearing now!" I was smiling when I said it and...I don't know how seriously she took my request.Kristin looked up at my cock and then to my face and shook her head again from side to side. "Matty, you're such a dog!"I began to stroke my quickly hardening cock and just sniffed the air noisily which cracked her up. All the while she was moving around on her phone. I wondered if she'd snapped a. You are dying with anticipation, questioning yourself, your decisions. You gasp as you feel cold metal on your nipple first on then the other. It pinches them firm but not painful per se. Their is a chain connecting the two clamps and you feel him give a sharp tug on it and you moan deep as you feel it instantly on the tips of both your tits. You feel his hot breath on your neck as he traces his tongue up your neck to your ear and he softly asks you "Are ready, ready to take this further and. (How would she know?) So I asked her. (GOTCHYA!) Or so I thought. She matter of fact told me, "Common sense really, briefs will not bunch up with all the moving, bending and running you are going to be doing." Okay, she got me again! (Will I ever learn?)Okay, so on we went and the conversation moved to my siblings. I ended up telling her that I had no real social life. I had to come straight home from school to take care of my brother and sister. No after school activities, no real dates. (Just. But, as for dating, she had always struck me as too careful, too prim, too perfect. She had seemed to imply she was available for dating, but she’d seemed too pure to try to kiss. If this were fictional porn, maybe I could make Margaret into some sort of kinkster who blew me in the bathroom at Barnes & Noble, but that's not what happened.Accompanying Margaret that day was her twin sister, Anne. Not identical. Unlike her sister, Anne had not been in our honors classes. She hadn't helped edit the.